body{
    font-size:12px;
}
[class*=col]{
    margin:2px;
    padding:2px;
    border:1px solid #aaa;
}
.leftWidth{
    max-width: 200px;
    min-height: 300px;
    background: #f4f4f4;
}
.leftWidth ul {

}
.leftWidth ul li{
    padding:2px 5px;
}
.leftWidth ul li.active{

}
.leftWidth ul li a{
    display:block;
    color:#333;
}
.leftWidth ul li.active a{
    color:#fff;
}
.leftWidth ul li a:hover{
    text-decoration:none;
}
.an{
    padding-left:10px;
}
#myfile{
    position:relative;
    z-index:1;
    width:46px;
    opacity:0;
    cursor:pointer;
}
.upload{
    position:relative;
    z-index:0;
    width:50px;
    left:-46px;
}
#myfile:hover,.upload:hover{
    cursor:pointer;
}
